Database Essentials Predefined Functions String Net Worth 2026: Salary, Income & Wealth

We use

Let us go through the details related to

Let us understand on how to trim or remove leading and lagging characters in a

Like any RDBMS, Postgres provides robust set of

Let us understand on how to get the position of substring using posittion or strpos Click below to get access to the course with ...

MySQL

Let us understand on how to reverse a

Let us understand to_char and to_date to extract information from date and timestamp. Click below to get access to the course ...

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At times we might have to select values from multiple columns conditionally. We can also have ELSE as part of CASE and WHEN.

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Learn how to perform

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